Created
January 7, 2023 11:08
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Configuring docker swam scraping with prometheus
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| # docker-compose.yml | |
| version: "3" | |
| services: | |
| prometheus: | |
| image: prom/prometheus | |
| test-service: # <- this | |
| image: nginx | |
| deploy: | |
| replicas: 3 | |
| --- | |
| # prometheus.yml | |
| scrape_configs: | |
| - job_name: test | |
| dns_sd_configs: | |
| - names: | |
| - test-service # goes here | |
| type: A | |
| port: 80 | |
| # A example scrape configuration for running Prometheus with Docker. | |
| scrape_configs: | |
| # Make Prometheus scrape itself for metrics. | |
| - job_name: "prometheus" | |
| static_configs: | |
| - targets: ["localhost:9090"] | |
| # Create a job for Docker daemon. | |
| # | |
| # This example requires Docker daemon to be configured to expose | |
| # Prometheus metrics, as documented here: | |
| # https://docs.docker.com/config/daemon/prometheus/ | |
| - job_name: "docker" | |
| static_configs: | |
| - targets: ["localhost:9323"] | |
| # Create a job for Docker Swarm containers. | |
| # | |
| # This example works with cadvisor running using: | |
| # docker run --detach --name cadvisor -l prometheus-job=cadvisor | |
| # --mount type=bind,src=/var/run/docker.sock,dst=/var/run/docker.sock,ro | |
| # --mount type=bind,src=/,dst=/rootfs,ro | |
| # --mount type=bind,src=/var/run,dst=/var/run | |
| # --mount type=bind,src=/sys,dst=/sys,ro | |
| # --mount type=bind,src=/var/lib/docker,dst=/var/lib/docker,ro | |
| # google/cadvisor -docker_only | |
| - job_name: "docker-containers" | |
| docker_sd_configs: | |
| - host: unix:///var/run/docker.sock # You can also use http/https to connect to the Docker daemon. | |
| relabel_configs: | |
| # Only keep containers that have a `prometheus-job` label. | |
| - source_labels: [__meta_docker_container_label_prometheus_job] | |
| regex: .+ | |
| action: keep | |
| # Use the task labels that are prefixed by `prometheus-`. | |
| - regex: __meta_docker_container_label_prometheus_(.+) | |
| action: labelmap | |
| replacement: $1 |
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